CA2061417A1 - Gas dispersion apparatus for molten aluminum refining - Google Patents

Gas dispersion apparatus for molten aluminum refining

Info

Publication number
CA2061417A1
CA2061417A1 CA2061417A CA2061417A CA2061417A1 CA 2061417 A1 CA2061417 A1 CA 2061417A1 CA 2061417 A CA2061417 A CA 2061417A CA 2061417 A CA2061417 A CA 2061417A CA 2061417 A1 CA2061417 A1 CA 2061417A1
Authority
CA
Canada
Prior art keywords
molten aluminum
aluminum refining
gas dispersion
refining
dispersion apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA2061417A
Other languages
French (fr)
Other versions
CA2061417C (en
Inventor
John Franklin Pelton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foseco International Ltd
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2061417A1 publication Critical patent/CA2061417A1/en
Application granted granted Critical
Publication of CA2061417C publication Critical patent/CA2061417C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D27/00—Stirring devices for molten material
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C22B21/064—Obtaining aluminium refining using inert or reactive gases
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C22B21/066—Treatment of circulating aluminium, e.g. by filtration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/14—Charging or discharging liquid or molten material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

The maximum useful rate of aluminum refining is substantially increased by the incorporation of baffle means across the refining chamber under the rotor of a spinning nozzle assembly positioned in the refining chamber during aluminum refining operations.
CA002061417A 1991-02-19 1992-02-18 Gas dispersion apparatus for molten aluminum refining Expired - Lifetime CA2061417C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7-656,849 1991-02-19
US07/656,849 US5234202A (en) 1991-02-19 1991-02-19 Gas dispersion apparatus for molten aluminum refining

Publications (2)

Publication Number Publication Date
CA2061417A1 true CA2061417A1 (en) 1992-08-20
CA2061417C CA2061417C (en) 1996-02-06

Family

ID=24634838

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002061417A Expired - Lifetime CA2061417C (en) 1991-02-19 1992-02-18 Gas dispersion apparatus for molten aluminum refining

Country Status (22)

Country Link
US (1) US5234202A (en)
EP (1) EP0500052B1 (en)
JP (1) JP2856972B2 (en)
KR (1) KR970001409B1 (en)
CN (2) CN1034518C (en)
AR (1) AR000069A1 (en)
AT (1) ATE145013T1 (en)
AU (2) AU647241B2 (en)
BR (1) BR9200532A (en)
CA (1) CA2061417C (en)
CS (1) CS47892A3 (en)
DE (1) DE69214975T2 (en)
ES (1) ES2094246T3 (en)
FI (1) FI100665B (en)
GR (1) GR3022474T3 (en)
IS (1) IS3816A (en)
MX (1) MX9200668A (en)
NO (1) NO180309C (en)
NZ (1) NZ241643A (en)
PL (2) PL169917B1 (en)
RU (1) RU2090635C1 (en)
ZA (1) ZA921172B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5364078A (en) * 1991-02-19 1994-11-15 Praxair Technology, Inc. Gas dispersion apparatus for molten aluminum refining
US5395096A (en) * 1993-12-29 1995-03-07 Praxair Technology, Inc. Drop-in furnace lining
US5527381A (en) * 1994-02-04 1996-06-18 Alcan International Limited Gas treatment of molten metals
NL9400939A (en) * 1994-06-09 1996-01-02 Hoogovens Alu Walzprod Gmbh Thick plate of an aluminium alloy having improved fatigue characteristics, and method for fabricating it
EP0686705A1 (en) * 1994-06-09 1995-12-13 Hoogovens Aluminium Walzprodukte GmbH Aluminium alloy plate and method for its manufacture
US5656235A (en) * 1995-01-27 1997-08-12 Foseco International Limited Through airlock for refining furnance
GB9514178D0 (en) * 1995-07-12 1995-09-13 Stride Steven Improvements in and relating to melt treatment apparatus and methods
US5846481A (en) * 1996-02-14 1998-12-08 Tilak; Ravindra V. Molten aluminum refining apparatus
US5969423A (en) * 1997-07-15 1999-10-19 Micron Technology, Inc. Aluminum-containing films derived from using hydrogen and oxygen gas in sputter deposition
FR2815642B1 (en) * 2000-10-20 2003-07-11 Pechiney Rhenalu ROTARY GAS DISPERSION DEVICE FOR THE TREATMENT OF A LIQUID METAL BATH
CN101104888B (en) * 2006-07-10 2011-03-30 R·V·提拉克 Molten aluminum refining equipment
KR100825970B1 (en) * 2006-09-28 2008-04-29 (주)리드 Method and apparatus for treating substrates
EP2017560B1 (en) * 2007-07-05 2009-12-02 Foseco International Limited Rotary stirring device for treating molten metal
CN102485923A (en) * 2010-12-02 2012-06-06 苏州春兴精工股份有限公司 Degassing method and degassing insulation equipment for aluminum water
CN102220525B (en) * 2011-07-29 2012-10-17 哈尔滨中飞新技术股份有限公司 Aluminum alloy smelting-purifying device and smelting-purifying method
US9145597B2 (en) * 2013-02-22 2015-09-29 Almex Usa Inc. Simultaneous multi-mode gas activation degassing device for casting ultraclean high-purity metals and alloys
CN103642987B (en) * 2013-12-19 2015-12-30 西南铝业（集团）有限责任公司 A kind of degasifying device for smelting furnace
CN106907937A (en) * 2017-03-22 2017-06-30 珠海肯赛科有色金属有限公司 A kind of gyratory agitation device for the gas dispersion in fusing metal
CN109576512B (en) * 2018-11-02 2022-05-31 桐乡市佑泰新材料有限公司 Degassing and stirring device on aluminum alloy foil production line
CA3140162A1 (en) * 2019-05-14 2020-11-19 Pyrotek, Inc. Degassing launder

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743263A (en) * 1971-12-27 1973-07-03 Union Carbide Corp Apparatus for refining molten aluminum
US4021026A (en) * 1974-12-23 1977-05-03 Union Carbide Corporation Protection for externally heated cast iron vessel used to contain a reactive molten metal
US4203581A (en) * 1979-03-30 1980-05-20 Union Carbide Corporation Apparatus for refining molten aluminum
US4373704A (en) * 1980-06-12 1983-02-15 Union Carbide Corporation Apparatus for refining molten metal
US4526761A (en) * 1981-04-06 1985-07-02 Ivanov Andrei B Apparatus for chlorination of molten magnesium chloride salts
JPS581025A (en) * 1981-05-27 1983-01-06 Sumitomo Light Metal Ind Ltd Treating device of molten metal
FR2514370B1 (en) * 1981-10-14 1989-09-29 Pechiney Aluminium DEVICE FOR THE TREATMENT, ON THE PASSAGE, OF A STREAM OF METAL OR LIQUID ALLOY BASED ON ALUMINUM OR MAGNESIUM
JPS6045929A (en) * 1983-08-20 1985-03-12 Matsushita Electric Ind Co Ltd Tape recorder
DE3564449D1 (en) * 1984-11-29 1988-09-22 Foseco Int Rotary device, apparatus and method for treating molten metal
US4673434A (en) * 1985-11-12 1987-06-16 Foseco International Limited Using a rotary device for treating molten metal
JPS62205235A (en) * 1986-03-05 1987-09-09 Showa Alum Corp Treatment device for molten metal
US4784374A (en) * 1987-05-14 1988-11-15 Union Carbide Corporation Two-stage aluminum refining vessel
JPS63303014A (en) * 1987-06-02 1988-12-09 Sky Alum Co Ltd Apparatus for purifying molten metal
JPH02438U (en) * 1988-06-14 1990-01-05
GB8910288D0 (en) * 1989-05-05 1989-06-21 Foseco Int Treatment of molten metals

Also Published As

Publication number Publication date
NO180309C (en) 1997-03-26
NO180309B (en) 1996-12-16
ATE145013T1 (en) 1996-11-15
AU5319394A (en) 1994-03-10
AU659041B2 (en) 1995-05-04
FI920687A0 (en) 1992-02-18
US5234202A (en) 1993-08-10
ZA921172B (en) 1992-11-25
PL170327B1 (en) 1996-11-29
NO920637D0 (en) 1992-02-18
AR000069A1 (en) 1997-05-21
KR920016603A (en) 1992-09-25
EP0500052A3 (en) 1993-09-22
MX9200668A (en) 1992-10-01
JPH07166258A (en) 1995-06-27
FI920687A (en) 1992-08-20
EP0500052B1 (en) 1996-11-06
CN1145411A (en) 1997-03-19
CS47892A3 (en) 1992-09-16
CN1064318A (en) 1992-09-09
AU647241B2 (en) 1994-03-17
JP2856972B2 (en) 1999-02-10
GR3022474T3 (en) 1997-05-31
CA2061417C (en) 1996-02-06
KR970001409B1 (en) 1997-02-06
FI100665B (en) 1998-01-30
PL169917B1 (en) 1996-09-30
CN1034518C (en) 1997-04-09
RU2090635C1 (en) 1997-09-20
AU1107492A (en) 1992-08-27
DE69214975D1 (en) 1996-12-12
EP0500052A2 (en) 1992-08-26
BR9200532A (en) 1992-10-20
IS3816A (en) 1992-08-20
NZ241643A (en) 1996-02-27
ES2094246T3 (en) 1997-01-16
PL293515A1 (en) 1992-11-02
CN1043789C (en) 1999-06-23
DE69214975T2 (en) 1997-04-30
NO920637L (en) 1992-08-20

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry